He took finasteride for hair loss problem for one month , ( don't know how much mg ) , now facing libido problem, erectile dysfunction, weight lost upto 5 kgs, he had anxiety before, but he was perfect without medicine last few years, again after taking finasteride he is feeling some previous problem what he had during anxiety, and became weak, he took medicine 8 months before only for one month and then left after facing some problems , still he has all the problems, is it permanent ? He doesn't have diabetes and thyroid test is normal, plz any suggestions ? Thank you,